llamaperf

Qwen3.8 27B

on M5 Pro 64GB · Inco Splash · 88,535 ctx

Apple hardware
Nov 2, 2026
Throughput
76.2 t/s gen · 392.6 tokens/s prompt processing (prefill)Prompt processing measures input prefill speed; it does not tell you the time to first token.
Quant
oQ4e
System RAM
64 GB

Use cases

tool-use

Summary

User benchmarks Qwen3.8-27B at 76.2 tok/s decode and 392.6 tok/s prefill on an M5 Pro with 64 GB, using Inco Splash 1.5.0 with a Jundot oQ4e quant and DFlash2 speculative decoding. The run used an 88,535-token prompt including a system message and three tool schemas, with reasoning_effort=medium, temperature 0 and seed 17; time to first token was 225.51 s and output was capped at 2,048 tokens. The post is the first row of a 12-engine comparison; the user notes it is not a scientific comparison since models and quantizations may differ between engines.